// https://syzkaller.appspot.com/bug?id=beab55c4cae03ef184d4417017fbb439403a3597
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mount.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <unistd.h>

#include <linux/usb/ch9.h>

static unsigned long long procid;

static void sleep_ms(uint64_t ms)
{
  usleep(ms * 1000);
}

#define MAX_FDS 30

#define USB_MAX_IFACE_NUM 4
#define USB_MAX_EP_NUM 32
#define USB_MAX_FDS 6

struct usb_endpoint_index {
  struct usb_endpoint_descriptor desc;
  int handle;
};

struct usb_iface_index {
  struct usb_interface_descriptor* iface;
  uint8_t bInterfaceNumber;
  uint8_t bAlternateSetting;
  uint8_t bInterfaceClass;
  struct usb_endpoint_index eps[USB_MAX_EP_NUM];
  int eps_num;
};

struct usb_device_index {
  struct usb_device_descriptor* dev;
  struct usb_config_descriptor* config;
  uint8_t bDeviceClass;
  uint8_t bMaxPower;
  int config_length;
  struct usb_iface_index ifaces[USB_MAX_IFACE_NUM];
  int ifaces_num;
  int iface_cur;
};

struct usb_info {
  int fd;
  struct usb_device_index index;
};

static struct usb_info usb_devices[USB_MAX_FDS];
static int usb_devices_num;

static bool parse_usb_descriptor(const char* buffer, size_t length,
                                 struct usb_device_index* index)
{
  if (length < sizeof(*index->dev) + sizeof(*index->config))
    return false;
  memset(index, 0, sizeof(*index));
  index->dev = (struct usb_device_descriptor*)buffer;
  index->config = (struct usb_config_descriptor*)(buffer + sizeof(*index->dev));
  index->bDeviceClass = index->dev->bDeviceClass;
  index->bMaxPower = index->config->bMaxPower;
  index->config_length = length - sizeof(*index->dev);
  index->iface_cur = -1;
  size_t offset = 0;
  while (true) {
    if (offset + 1 >= length)
      break;
    uint8_t desc_length = buffer[offset];
    uint8_t desc_type = buffer[offset + 1];
    if (desc_length <= 2)
      break;
    if (offset + desc_length > length)
      break;
    if (desc_type == USB_DT_INTERFACE &&
        index->ifaces_num < USB_MAX_IFACE_NUM) {
      struct usb_interface_descriptor* iface =
          (struct usb_interface_descriptor*)(buffer + offset);
      index->ifaces[index->ifaces_num].iface = iface;
      index->ifaces[index->ifaces_num].bInterfaceNumber =
          iface->bInterfaceNumber;
      index->ifaces[index->ifaces_num].bAlternateSetting =
          iface->bAlternateSetting;
      index->ifaces[index->ifaces_num].bInterfaceClass = iface->bInterfaceClass;
      index->ifaces_num++;
    }
    if (desc_type == USB_DT_ENDPOINT && index->ifaces_num > 0) {
      struct usb_iface_index* iface = &index->ifaces[index->ifaces_num - 1];
      if (iface->eps_num < USB_MAX_EP_NUM) {
        memcpy(&iface->eps[iface->eps_num].desc, buffer + offset,
               sizeof(iface->eps[iface->eps_num].desc));
        iface->eps_num++;
      }
    }
    offset += desc_length;
  }
  return true;
}

static struct usb_device_index* add_usb_index(int fd, const char* dev,
                                              size_t dev_len)
{
  int i = __atomic_fetch_add(&usb_devices_num, 1, __ATOMIC_RELAXED);
  if (i >= USB_MAX_FDS)
    return NULL;
  if (!parse_usb_descriptor(dev, dev_len, &usb_devices[i].index))
    return NULL;
  __atomic_store_n(&usb_devices[i].fd, fd, __ATOMIC_RELEASE);
  return &usb_devices[i].index;
}

static struct usb_device_index* lookup_usb_index(int fd)
{
  for (int i = 0; i < USB_MAX_FDS; i++) {
    if (__atomic_load_n(&usb_devices[i].fd, __ATOMIC_ACQUIRE) == fd) {
      return &usb_devices[i].index;
    }
  }
  return NULL;
}

struct vusb_connect_string_descriptor {
  uint32_t len;
  char* str;
} __attribute__((packed));

struct vusb_connect_descriptors {
  uint32_t qual_len;
  char* qual;
  uint32_t bos_len;
  char* bos;
  uint32_t strs_len;
  struct vusb_connect_string_descriptor strs[0];
} __attribute__((packed));

static const char default_string[] = {8, USB_DT_STRING, 's', 0, 'y', 0, 'z', 0};

static const char default_lang_id[] = {4, USB_DT_STRING, 0x09, 0x04};

static bool
lookup_connect_response_in(int fd, const struct vusb_connect_descriptors* descs,
                           const struct usb_ctrlrequest* ctrl,
                           char** response_data, uint32_t* response_length)
{
  struct usb_device_index* index = lookup_usb_index(fd);
  uint8_t str_idx;
  if (!index)
    return false;
  switch (ctrl->bRequestType & USB_TYPE_MASK) {
  case USB_TYPE_STANDARD:
    switch (ctrl->bRequest) {
    case USB_REQ_GET_DESCRIPTOR:
      switch (ctrl->wValue >> 8) {
      case USB_DT_DEVICE:
        *response_data = (char*)index->dev;
        *response_length = sizeof(*index->dev);
        return true;
      case USB_DT_CONFIG:
        *response_data = (char*)index->config;
        *response_length = index->config_length;
        return true;
      case USB_DT_STRING:
        str_idx = (uint8_t)ctrl->wValue;
        if (descs && str_idx < descs->strs_len) {
          *response_data = descs->strs[str_idx].str;
          *response_length = descs->strs[str_idx].len;
          return true;
        }
        if (str_idx == 0) {
          *response_data = (char*)&default_lang_id[0];
          *response_length = default_lang_id[0];
          return true;
        }
        *response_data = (char*)&default_string[0];
        *response_length = default_string[0];
        return true;
      case USB_DT_BOS:
        *response_data = descs->bos;
        *response_length = descs->bos_len;
        return true;
      case USB_DT_DEVICE_QUALIFIER:
        if (!descs->qual) {
          struct usb_qualifier_descriptor* qual =
              (struct usb_qualifier_descriptor*)response_data;
          qual->bLength = sizeof(*qual);
          qual->bDescriptorType = USB_DT_DEVICE_QUALIFIER;
          qual->bcdUSB = index->dev->bcdUSB;
          qual->bDeviceClass = index->dev->bDeviceClass;
          qual->bDeviceSubClass = index->dev->bDeviceSubClass;
          qual->bDeviceProtocol = index->dev->bDeviceProtocol;
          qual->bMaxPacketSize0 = index->dev->bMaxPacketSize0;
          qual->bNumConfigurations = index->dev->bNumConfigurations;
          qual->bRESERVED = 0;
          *response_length = sizeof(*qual);
          return true;
        }
        *response_data = descs->qual;
        *response_length = descs->qual_len;
        return true;
      default:
        break;
      }
      break;
    default:
      break;
    }
    break;
  default:
    break;
  }
  return false;
}

typedef bool (*lookup_connect_out_response_t)(
    int fd, const struct vusb_connect_descriptors* descs,
    const struct usb_ctrlrequest* ctrl, bool* done);

#define ATH9K_FIRMWARE_DOWNLOAD 0x30
#define ATH9K_FIRMWARE_DOWNLOAD_COMP 0x31

static bool lookup_connect_response_out_ath9k(
    int fd, const struct vusb_connect_descriptors* descs,
    const struct usb_ctrlrequest* ctrl, bool* done)
{
  switch (ctrl->bRequestType & USB_TYPE_MASK) {
  case USB_TYPE_STANDARD:
    switch (ctrl->bRequest) {
    case USB_REQ_SET_CONFIGURATION:
      return true;
    default:
      break;
    }
    break;
  case USB_TYPE_VENDOR:
    switch (ctrl->bRequest) {
    case ATH9K_FIRMWARE_DOWNLOAD:
      return true;
    case ATH9K_FIRMWARE_DOWNLOAD_COMP:
      *done = true;
      return true;
    default:
      break;
    }
    break;
  }
  return false;
}

#define UDC_NAME_LENGTH_MAX 128

struct usb_raw_init {
  __u8 driver_name[UDC_NAME_LENGTH_MAX];
  __u8 device_name[UDC_NAME_LENGTH_MAX];
  __u8 speed;
};

enum usb_raw_event_type {
  USB_RAW_EVENT_INVALID = 0,
  USB_RAW_EVENT_CONNECT = 1,
  USB_RAW_EVENT_CONTROL = 2,
};

struct usb_raw_event {
  __u32 type;
  __u32 length;
  __u8 data[0];
};

struct usb_raw_ep_io {
  __u16 ep;
  __u16 flags;
  __u32 length;
  __u8 data[0];
};

#define USB_RAW_EPS_NUM_MAX 30
#define USB_RAW_EP_NAME_MAX 16
#define USB_RAW_EP_ADDR_ANY 0xff

struct usb_raw_ep_caps {
  __u32 type_control : 1;
  __u32 type_iso : 1;
  __u32 type_bulk : 1;
  __u32 type_int : 1;
  __u32 dir_in : 1;
  __u32 dir_out : 1;
};

struct usb_raw_ep_limits {
  __u16 maxpacket_limit;
  __u16 max_streams;
  __u32 reserved;
};

struct usb_raw_ep_info {
  __u8 name[USB_RAW_EP_NAME_MAX];
  __u32 addr;
  struct usb_raw_ep_caps caps;
  struct usb_raw_ep_limits limits;
};

struct usb_raw_eps_info {
  struct usb_raw_ep_info eps[USB_RAW_EPS_NUM_MAX];
};

#define USB_RAW_IOCTL_INIT _IOW('U', 0, struct usb_raw_init)
#define USB_RAW_IOCTL_RUN _IO('U', 1)
#define USB_RAW_IOCTL_EVENT_FETCH _IOR('U', 2, struct usb_raw_event)
#define USB_RAW_IOCTL_EP0_WRITE _IOW('U', 3, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_EP0_READ _IOWR('U', 4, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_EP_ENABLE _IOW('U', 5, struct usb_endpoint_descriptor)
#define USB_RAW_IOCTL_EP_DISABLE _IOW('U', 6, __u32)
#define USB_RAW_IOCTL_EP_WRITE _IOW('U', 7, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_EP_READ _IOWR('U', 8, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_CONFIGURE _IO('U', 9)
#define USB_RAW_IOCTL_VBUS_DRAW _IOW('U', 10, __u32)
#define USB_RAW_IOCTL_EPS_INFO _IOR('U', 11, struct usb_raw_eps_info)
#define USB_RAW_IOCTL_EP0_STALL _IO('U', 12)
#define USB_RAW_IOCTL_EP_SET_HALT _IOW('U', 13, __u32)
#define USB_RAW_IOCTL_EP_CLEAR_HALT _IOW('U', 14, __u32)
#define USB_RAW_IOCTL_EP_SET_WEDGE _IOW('U', 15, __u32)

static int usb_raw_open()
{
  return open("/dev/raw-gadget", O_RDWR);
}

static int usb_raw_init(int fd, uint32_t speed, const char* driver,
                        const char* device)
{
  struct usb_raw_init arg;
  strncpy((char*)&arg.driver_name[0], driver, sizeof(arg.driver_name));
  strncpy((char*)&arg.device_name[0], device, sizeof(arg.device_name));
  arg.speed = speed;
  return ioctl(fd, USB_RAW_IOCTL_INIT, &arg);
}

static int usb_raw_run(int fd)
{
  return ioctl(fd, USB_RAW_IOCTL_RUN, 0);
}

static int usb_raw_event_fetch(int fd, struct usb_raw_event* event)
{
  return ioctl(fd, USB_RAW_IOCTL_EVENT_FETCH, event);
}

static int usb_raw_ep0_write(int fd, struct usb_raw_ep_io* io)
{
  return ioctl(fd, USB_RAW_IOCTL_EP0_WRITE, io);
}

static int usb_raw_ep0_read(int fd, struct usb_raw_ep_io* io)
{
  return ioctl(fd, USB_RAW_IOCTL_EP0_READ, io);
}

static int usb_raw_ep_write(int fd, struct usb_raw_ep_io* io)
{
  return ioctl(fd, USB_RAW_IOCTL_EP_WRITE, io);
}

static int usb_raw_ep_enable(int fd, struct usb_endpoint_descriptor* desc)
{
  return ioctl(fd, USB_RAW_IOCTL_EP_ENABLE, desc);
}

static int usb_raw_ep_disable(int fd, int ep)
{
  return ioctl(fd, USB_RAW_IOCTL_EP_DISABLE, ep);
}

static int usb_raw_configure(int fd)
{
  return ioctl(fd, USB_RAW_IOCTL_CONFIGURE, 0);
}

static int usb_raw_vbus_draw(int fd, uint32_t power)
{
  return ioctl(fd, USB_RAW_IOCTL_VBUS_DRAW, power);
}

static int usb_raw_ep0_stall(int fd)
{
  return ioctl(fd, USB_RAW_IOCTL_EP0_STALL, 0);
}

static int lookup_endpoint(int fd, uint8_t bEndpointAddress)
{
  struct usb_device_index* index = lookup_usb_index(fd);
  if (!index)
    return -1;
  if (index->iface_cur < 0)
    return -1;
  for (int ep = 0; index->ifaces[index->iface_cur].eps_num; ep++)
    if (index->ifaces[index->iface_cur].eps[ep].desc.bEndpointAddress ==
        bEndpointAddress)
      return index->ifaces[index->iface_cur].eps[ep].handle;
  return -1;
}

static void set_interface(int fd, int n)
{
  struct usb_device_index* index = lookup_usb_index(fd);
  if (!index)
    return;
  if (index->iface_cur >= 0 && index->iface_cur < index->ifaces_num) {
    for (int ep = 0; ep < index->ifaces[index->iface_cur].eps_num; ep++) {
      int rv = usb_raw_ep_disable(
          fd, index->ifaces[index->iface_cur].eps[ep].handle);
      if (rv < 0) {
      } else {
      }
    }
  }
  if (n >= 0 && n < index->ifaces_num) {
    for (int ep = 0; ep < index->ifaces[n].eps_num; ep++) {
      int rv = usb_raw_ep_enable(fd, &index->ifaces[n].eps[ep].desc);
      if (rv < 0) {
      } else {
        index->ifaces[n].eps[ep].handle = rv;
      }
    }
    index->iface_cur = n;
  }
}

static int configure_device(int fd)
{
  struct usb_device_index* index = lookup_usb_index(fd);
  if (!index)
    return -1;
  int rv = usb_raw_vbus_draw(fd, index->bMaxPower);
  if (rv < 0) {
    return rv;
  }
  rv = usb_raw_configure(fd);
  if (rv < 0) {
    return rv;
  }
  set_interface(fd, 0);
  return 0;
}

#define USB_MAX_PACKET_SIZE 4096

struct usb_raw_control_event {
  struct usb_raw_event inner;
  struct usb_ctrlrequest ctrl;
  char data[USB_MAX_PACKET_SIZE];
};

struct usb_raw_ep_io_data {
  struct usb_raw_ep_io inner;
  char data[USB_MAX_PACKET_SIZE];
};

static volatile long
syz_usb_connect_impl(uint64_t speed, uint64_t dev_len, const char* dev,
                     const struct vusb_connect_descriptors* descs,
                     lookup_connect_out_response_t lookup_connect_response_out)
{
  if (!dev) {
    return -1;
  }
  int fd = usb_raw_open();
  if (fd < 0) {
    return fd;
  }
  if (fd >= MAX_FDS) {
    close(fd);
    return -1;
  }
  struct usb_device_index* index = add_usb_index(fd, dev, dev_len);
  if (!index) {
    return -1;
  }
  char device[32];
  sprintf(&device[0], "dummy_udc.%llu", procid);
  int rv = usb_raw_init(fd, speed, "dummy_udc", &device[0]);
  if (rv < 0) {
    return rv;
  }
  rv = usb_raw_run(fd);
  if (rv < 0) {
    return rv;
  }
  bool done = false;
  while (!done) {
    struct usb_raw_control_event event;
    event.inner.type = 0;
    event.inner.length = sizeof(event.ctrl);
    rv = usb_raw_event_fetch(fd, (struct usb_raw_event*)&event);
    if (rv < 0) {
      return rv;
    }
    if (event.inner.type != USB_RAW_EVENT_CONTROL)
      continue;
    char* response_data = NULL;
    uint32_t response_length = 0;
    if (event.ctrl.bRequestType & USB_DIR_IN) {
      if (!lookup_connect_response_in(fd, descs, &event.ctrl, &response_data,
                                      &response_length)) {
        usb_raw_ep0_stall(fd);
        continue;
      }
    } else {
      if (!lookup_connect_response_out(fd, descs, &event.ctrl, &done)) {
        usb_raw_ep0_stall(fd);
        continue;
      }
      response_data = NULL;
      response_length = event.ctrl.wLength;
    }
    if ((event.ctrl.bRequestType & USB_TYPE_MASK) == USB_TYPE_STANDARD &&
        event.ctrl.bRequest == USB_REQ_SET_CONFIGURATION) {
      rv = configure_device(fd);
      if (rv < 0) {
        return rv;
      }
    }
    struct usb_raw_ep_io_data response;
    response.inner.ep = 0;
    response.inner.flags = 0;
    if (response_length > sizeof(response.data))
      response_length = 0;
    if (event.ctrl.wLength < response_length)
      response_length = event.ctrl.wLength;
    response.inner.length = response_length;
    if (response_data)
      memcpy(&response.data[0], response_data, response_length);
    else
      memset(&response.data[0], 0, response_length);
    if (event.ctrl.bRequestType & USB_DIR_IN) {
      rv = usb_raw_ep0_write(fd, (struct usb_raw_ep_io*)&response);
    } else {
      rv = usb_raw_ep0_read(fd, (struct usb_raw_ep_io*)&response);
    }
    if (rv < 0) {
      return rv;
    }
  }
  sleep_ms(200);
  return fd;
}

static volatile long syz_usb_connect_ath9k(volatile long a0, volatile long a1,
                                           volatile long a2, volatile long a3)
{
  uint64_t speed = a0;
  uint64_t dev_len = a1;
  const char* dev = (const char*)a2;
  const struct vusb_connect_descriptors* descs =
      (const struct vusb_connect_descriptors*)a3;
  return syz_usb_connect_impl(speed, dev_len, dev, descs,
                              &lookup_connect_response_out_ath9k);
}

static volatile long syz_usb_ep_write(volatile long a0, volatile long a1,
                                      volatile long a2, volatile long a3)
{
  int fd = a0;
  uint8_t ep = a1;
  uint32_t len = a2;
  char* data = (char*)a3;
  int ep_handle = lookup_endpoint(fd, ep);
  if (ep_handle < 0) {
    return -1;
  }
  struct usb_raw_ep_io_data io_data;
  io_data.inner.ep = ep_handle;
  io_data.inner.flags = 0;
  if (len > sizeof(io_data.data))
    len = sizeof(io_data.data);
  io_data.inner.length = len;
  memcpy(&io_data.data[0], data, len);
  int rv = usb_raw_ep_write(fd, (struct usb_raw_ep_io*)&io_data);
  if (rv < 0) {
    return rv;
  }
  sleep_ms(200);
  return 0;
}

uint64_t r[1] = {0xffffffffffffffff};

int main(void)
{
  syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  intptr_t res = 0;
  *(uint8_t*)0x20000740 = 0x12;
  *(uint8_t*)0x20000741 = 1;
  *(uint16_t*)0x20000742 = 0x200;
  *(uint8_t*)0x20000744 = -1;
  *(uint8_t*)0x20000745 = -1;
  *(uint8_t*)0x20000746 = -1;
  *(uint8_t*)0x20000747 = 0x40;
  *(uint16_t*)0x20000748 = 0xcf3;
  *(uint16_t*)0x2000074a = 0x9271;
  *(uint16_t*)0x2000074c = 0x108;
  *(uint8_t*)0x2000074e = 1;
  *(uint8_t*)0x2000074f = 2;
  *(uint8_t*)0x20000750 = 3;
  *(uint8_t*)0x20000751 = 0x60;
  *(uint8_t*)0x20000752 = 9;
  *(uint8_t*)0x20000753 = 2;
  *(uint16_t*)0x20000754 = 0x48;
  *(uint8_t*)0x20000756 = 1;
  *(uint8_t*)0x20000757 = 1;
  *(uint8_t*)0x20000758 = 0;
  *(uint8_t*)0x20000759 = 0x80;
  *(uint8_t*)0x2000075a = 0xfa;
  *(uint8_t*)0x2000075b = 9;
  *(uint8_t*)0x2000075c = 4;
  *(uint8_t*)0x2000075d = 0;
  *(uint8_t*)0x2000075e = 0;
  *(uint8_t*)0x2000075f = 6;
  *(uint8_t*)0x20000760 = -1;
  *(uint8_t*)0x20000761 = 0;
  *(uint8_t*)0x20000762 = 0;
  *(uint8_t*)0x20000763 = 0;
  *(uint8_t*)0x20000764 = 9;
  *(uint8_t*)0x20000765 = 5;
  *(uint8_t*)0x20000766 = 1;
  *(uint8_t*)0x20000767 = 2;
  *(uint16_t*)0x20000768 = 0x200;
  *(uint8_t*)0x2000076a = 0;
  *(uint8_t*)0x2000076b = 0;
  *(uint8_t*)0x2000076c = 0;
  *(uint8_t*)0x2000076d = 9;
  *(uint8_t*)0x2000076e = 5;
  *(uint8_t*)0x2000076f = 0x82;
  *(uint8_t*)0x20000770 = 2;
  *(uint16_t*)0x20000771 = 0x200;
  *(uint8_t*)0x20000773 = 0;
  *(uint8_t*)0x20000774 = 0;
  *(uint8_t*)0x20000775 = 0;
  *(uint8_t*)0x20000776 = 9;
  *(uint8_t*)0x20000777 = 5;
  *(uint8_t*)0x20000778 = 0x83;
  *(uint8_t*)0x20000779 = 3;
  *(uint16_t*)0x2000077a = 0x40;
  *(uint8_t*)0x2000077c = 1;
  *(uint8_t*)0x2000077d = 0;
  *(uint8_t*)0x2000077e = 0;
  *(uint8_t*)0x2000077f = 9;
  *(uint8_t*)0x20000780 = 5;
  *(uint8_t*)0x20000781 = 4;
  *(uint8_t*)0x20000782 = 3;
  *(uint16_t*)0x20000783 = 0x40;
  *(uint8_t*)0x20000785 = 1;
  *(uint8_t*)0x20000786 = 0;
  *(uint8_t*)0x20000787 = 0;
  *(uint8_t*)0x20000788 = 9;
  *(uint8_t*)0x20000789 = 5;
  *(uint8_t*)0x2000078a = 5;
  *(uint8_t*)0x2000078b = 2;
  *(uint16_t*)0x2000078c = 0x200;
  *(uint8_t*)0x2000078e = 0;
  *(uint8_t*)0x2000078f = 0;
  *(uint8_t*)0x20000790 = 0;
  *(uint8_t*)0x20000791 = 9;
  *(uint8_t*)0x20000792 = 5;
  *(uint8_t*)0x20000793 = 6;
  *(uint8_t*)0x20000794 = 2;
  *(uint16_t*)0x20000795 = 0x200;
  *(uint8_t*)0x20000797 = 0;
  *(uint8_t*)0x20000798 = 0;
  *(uint8_t*)0x20000799 = 0;
  res = -1;
  res = syz_usb_connect_ath9k(3, 0x5a, 0x20000740, 0);
  if (res != -1)
    r[0] = res;
  *(uint8_t*)0x20000140 = 0;
  *(uint8_t*)0x20000141 = 0;
  *(uint16_t*)0x20000142 = htobe16(8);
  memcpy((void*)0x20000144, "\000Z\000\000", 4);
  *(uint16_t*)0x20000148 = htobe16(1);
  *(uint16_t*)0x2000014a = htobe16(0);
  *(uint16_t*)0x2000014c = htobe16(0);
  *(uint8_t*)0x2000014e = 0;
  *(uint8_t*)0x2000014f = 0;
  syz_usb_ep_write(r[0], 0x83, 0x10, 0x20000140);
  *(uint8_t*)0x200005c0 = 0;
  *(uint8_t*)0x200005c1 = 0;
  *(uint16_t*)0x200005c2 = htobe16(0xa);
  memcpy((void*)0x200005c4, "\x2f\x65\xcc\x19", 4);
  *(uint16_t*)0x200005c8 = htobe16(3);
  *(uint16_t*)0x200005ca = htobe16(0);
  *(uint8_t*)0x200005cc = 0;
  *(uint8_t*)0x200005cd = 8;
  *(uint16_t*)0x200005ce = htobe16(0);
  *(uint8_t*)0x200005d0 = 0;
  *(uint8_t*)0x200005d1 = 0;
  syz_usb_ep_write(r[0], 0x83, 0x12, 0x200005c0);
  memcpy(
      (void*)0x20000dc0,
      "\xcb\x00\x00\x4e\xb5\x2e\x31\xb2\xe5\xfd\x5a\x2b\xa3\xcc\x51\x66\xe8\x0d"
      "\x60\xff\xc0\xce\x1a\x91\x16\x5c\xd0\xb8\xce\x38\x81\x3c\x83\xb1\x4e\x80"
      "\xf5\x6a\xec\xdd\x52\x56\xfb\x1f\x75\x5d\x69\x44\xf6\x68\xb4\x74\xb3\x6a"
      "\x1b\xd5\x51\x97\xcf\x00\x00\x8c\x35\x2f\x99\x9a\x8c\x51\xfa\x2f\xf4\xf7"
      "\x27\x1b\x43\x84\x4b\x64\x14\x7a\x12\xe4\x4e\xe7\xf5\xa4\xa9\x01\x6a\xab"
      "\x8d\xc0\x71\x35\x23\xaf\x5e\x0e\xb7\x89\xaf\xa1\x42\x8c\x57\xec\x7b\xa3"
      "\xc9\xab\x2c\x4d\x56\x11\x3b\x75\x2d\x8b\xa4\xa7\xd3\x23\xda\xe2\x71\x7d"
      "\x20\xfa\x5e\x38\x4a\x86\x10\xc0\x7d\x07\xf7\x3f\xb4\xd0\x8e\x0e\x8b\x26"
      "\x81\xe4\x12\x8a\xd1\xa4\xc2\x76\x09\x50\xe3\xed\x1a\x9f\x41\xe5\x8e\x3e"
      "\x9d\x36\xb9\x52\x8a\x3b\xa3\x01\x9b\xa8\xc4\x4f\xd5\x9e\xf0\x44\x21\x1c"
      "\x7f\xf6\x7e\x49\xb7\x5e\xe1\x8a\x44\x3d\xf1\x94\xde\x45\xff\x73\x8a\x49"
      "\xdd\xff\x47\x1c\xec\xd6\x43\x1d\x6d\x00\x71\x01\x00\x4e\xa6\x9d\xa8\xa7"
      "\x67\x2d\x60\xc3\x41\xb3\xea\x31\x52\xcb\x0b\xdb\xb7\x67\xd2\x4d\xf5\xaf"
      "\x4a\xd6\xf1\x70\xe7\x1c\xfb\xda\xd6\x17\x96\x9d\x35\x19\xde\x2a\x02\x69"
      "\xa6\xa1\xa3\xf3\x7c\x42\xa5\x34\x44\x6a\x6a\x88\x4b\x8d\x93\x50\xb1\xc5"
      "\x80\xf3\x97\x50\xb2\xdb\xea\xab\x98\xc4\x8c\x76\x68\x75\x0b\xad\xbc\x5c"
      "\xa0\x22\x74\x75\x54\x03\x0c\x0a\x00\xd6\xee\x2e\xb6\xa1\x31\xa8\x09\xdc"
      "\xc7\xfd\x44\xf0\xac\x58\xa7\x46\xbb\x96\x70\x12\x51\xa0\x81\x23\x37\x80"
      "\x06\xaf\x0c\x94\x7d\x4d\x56\xc0\xa1\x04\xbe\x71\x74\x8e\x47\x6a\x7a\x8b"
      "\x30\xd2\xb9\x05\xd6\xc5\x91\xbc\xa9\x77\x8c\xf4\xec\xda\x02\x8a\x8a\xc6"
      "\x63\xdc\x6e\xb9\x9d\x75\xf6\xff\x13\xb8\x59\x75\xe6\x66\xfb\x15\xf9\xb5"
      "\x1e\x5a\x5e\x1d\x4b\x62\xfd\x4b\x4d\x2c\xed\x10\x14\x5b\x38\x06\x53\xac"
      "\xb4\x03\xa4\x92\xa3\xeb\xcb\x88\x5e\x75\x08\x80\x32\x6e\xfb\xa3\x0b\xe9"
      "\xe1\xc2\x38\xd4\xae\x7e\x1f\xdf\x27\xc9\x46\x6a\x7e\xa4\xc3\xdb\xde\x77"
      "\x20\x0c\x5c\xc2\x09\x0a\xb7\x48\x5a\x69\x18\x1c\xcd\x84\xcf\xba\x14\x5b"
      "\xdd\x46\x23\x23\xe6\x9b\xa0\x53\x1d\x93\x4a\x4a\x55\x23\x81\x09\x1d\xb8"
      "\x02\x61\xfc\xa4\x07\x51\x09\xaa\xce\x61\xbb\x8e\x42\x55\xd0\xfa\x91\x67"
      "\xf7\x2d\x55\x7a\x10\xbf\xcc\xd3\x87\x18\x14\xe3\x2f\x0d\xbe\xfb\x0f\x47"
      "\xf5\xbc\x7a\x90\xde\x58\x8d\x8a\x7e\x71\x7c\x71\xc6\x49\x79\x1c\x71\xf2"
      "\x4b\xcf\x7d\x0b\xfa\xd6\xe4\xee\xd5\x1c\x1f\x04\xac\x9d\xac\xb4\x22\xf3"
      "\x13\x4f\xb1\xd1\xa4\x73\x9b\x0f\xa8\x22\x6b\x11\x08\x5c\x78\x1c\xf8\xfb"
      "\x8e\xe6\xfa\x2b\x51\xd4\x9e\x7f\xcd\x05\x9e\x63\x31\x6e\x90\xf7\x1b\x34"
      "\x6b\x8b\x79\x55\x35\x08\xbd\x00\x00\x00\x91\x00\x00\x4e\x8a\xb2\xeb\xd7"
      "\x64\x49\x83\xd7\x98\x10\x0f\xf0\x60\xe3\x37\x32\x03\xc8\xe5\x02\x5e\xb8"
      "\xd5\x62\xab\x92\x2e\xba\x66\xa7\x89\xe0\x38\xf1\x1d\x40\x2c\xcc\xf7\xfd"
      "\x8d\x40\xfa\xbc\x60\x5c\x07\x14\x63\x69\x81\x33\x22\x16\x01\xeb\xf4\x88"
      "\x81\x7f\x7c\x71\xe5\x0e\x83\xd7\x45\x05\x46\x77\x08\x47\x4a\x9d\x5e\x59"
      "\x5c\xf4\x98\xcd\x17\xbe\x39\x4f\x40\xa8\x82\x48\xcc\xe4\x69\xa7\x72\x93"
      "\x06\x72\x63\x72\x8f\xaa\x2a\xd0\xb9\xcd\x86\xcb\x1f\xa6\x83\x84\xc2\x3d"
      "\x4e\xb6\x03\x2a\x27\x5e\x9c\x81\xef\x7f\xf9\xf6\x44\x23\x01\x9e\x86\x94"
      "\x4b\x92\xc0\x1d\xbd\xe1\x59\xa3\x10\x29\xcf\x3f\xce\x26\xfe\x00\x00\x00"
      "\x00\x00\x00\x4e\xa9\x00\x00\x4e\x0e\x07\xe9\xe5\xf4\x39\xfe\xb0\x83\xb0"
      "\xf5\x95\xe5\xdd\x7f\xb8\x12\x8f\xa4\x75\x20\x8e\x13\xfb\x92\xe9\xd3\x84"
      "\x8c\x2e\xda\x7b\xe5\xca\xaf\x0a\xe3\x01\xaf\xb4\xf4\xfd\xe0\xcf\x09\x1a"
      "\x2d\x7a\x97\x13\xeb\x98\x32\x63\x15\xed\xf5\xe1\xc7\xbf\x98\x65\x73\xb5"
      "\xb5\x17\x65\xf7\xc8\xa5\xb3\xb4\x01\x8e\x4d\x30\xc3\x11\xcd\xd6\xa1\xa6"
      "\x92\xf3\x96\xe7\xcd\x4e\x25\x0f\x01\xdd\xec\x91\x37\xad\xfe\xf5\xd2\x2e"
      "\x51\x0a\xf8\x12\x0f\xcc\x05\xcb\xe1\x86\x60\x20\x68\x25\x2d\xfb\xd5\x20"
      "\x0a\xb2\xf6\x2b\x1f\xca\x91\x18\x48\x2b\x26\x76\xc2\xff\xe1\xea\x0e\xa0"
      "\xb9\x60\x0d\x71\x1e\xbf\x54\xc9\x75\xae\x05\xd7\xb5\x74\x60\xa0\xaa\xa5"
      "\x01\x18\x01\xa4\xbc\x9c\x87\x01\x8a\x3a\xe8\xdb\xa4\x78\x2e\x00\x00\x00"
      "\xd0\xc0\x5e",
      921);
  syz_usb_ep_write(-1, 0x82, 0x394, 0x20000dc0);
  *(uint8_t*)0x20000040 = 0;
  *(uint8_t*)0x20000041 = 0;
  *(uint16_t*)0x20000042 = htobe16(0xa);
  memcpy((void*)0x20000044, "\x07\x12\x70\x6e", 4);
  *(uint16_t*)0x20000048 = htobe16(3);
  *(uint16_t*)0x2000004a = htobe16(0x100);
  *(uint8_t*)0x2000004c = 0;
  *(uint8_t*)0x2000004d = 0;
  *(uint16_t*)0x2000004e = htobe16(0);
  *(uint8_t*)0x20000050 = 0;
  *(uint8_t*)0x20000051 = 0;
  syz_usb_ep_write(r[0], 0x83, 0xffffffffffffff9c, 0x20000040);
  return 0;
}